See also:

The concept
Dynamic Performance Control optimizes the handling characteristics of your vehicle when starting off, cornering, and during evasive maneuvers. To achieve this, the system variably distributes t ...

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...

Adjusting
The parking lamps or low beams must be switched on to adjust the brightness. Adjust the brightness using the thumbwheel. ...